1  #ifndef _COMMON_DVI_PIN_CONFIGS_H
 2  #define _COMMON_DVI_PIN_CONFIGS_H
 3  
 4  // This file defines the TMDS pair layouts on a handful of boards I have been
 5  // developing on. It's not a particularly important file -- just saves some
 6  // copy + paste.
 7  
 8  #include "dvi_serialiser.h"
 9  
10  #ifndef DVI_DEFAULT_SERIAL_CONFIG
11  #define DVI_DEFAULT_SERIAL_CONFIG pico_sock_cfg
12  #endif
13  
14  #ifndef DVI_DEFAULT_PIO_INST
15  #define DVI_DEFAULT_PIO_INST pio0
16  #endif
17  
18  // ----------------------------------------------------------------------------
19  // PicoDVI boards
20  
21  // Legacy pin mapping for Rev A PicoDVI boards -- I think just Graham and I
22  // have these :)
23  static const struct dvi_serialiser_cfg picodvi_reva_dvi_cfg = {
24  	.pio = DVI_DEFAULT_PIO_INST,
25  	.sm_tmds = {0, 1, 2},
26  	.pins_tmds = {24, 26, 28},
27  	.pins_clk = 22,
28  	.invert_diffpairs = true
29  };
30  
31  // The not-HDMI socket on Rev C PicoDVI boards
32  // (we don't talk about Rev B)
33  static const struct dvi_serialiser_cfg picodvi_dvi_cfg = {
34  	.pio = DVI_DEFAULT_PIO_INST,
35  	.sm_tmds = {0, 1, 2},
36  	.pins_tmds = {10, 12, 14},
37  	.pins_clk = 8,
38  	.invert_diffpairs = true
39  };
40  
41  // You can jam an adapter board into either of the PMOD sockets on a PicoDVI!
42  static const struct dvi_serialiser_cfg picodvi_pmod0_cfg = {
43  	.pio = DVI_DEFAULT_PIO_INST,
44  	.sm_tmds = {0, 1, 2},
45  	.pins_tmds = {2, 4, 0},
46  	.pins_clk = 6,
47  	.invert_diffpairs = false
48  };
49  
50  // ----------------------------------------------------------------------------
51  // Other boards
52  
53  // The not-HDMI socket on SparkX HDMI carrier board with RP2040 MicroMod
54  // inserted.
55  static const struct dvi_serialiser_cfg micromod_cfg = {
56  	.pio = DVI_DEFAULT_PIO_INST,
57  	.sm_tmds = {0, 1, 2},
58  	.pins_tmds = {18, 20, 22},
59  	.pins_clk = 16,
60  	.invert_diffpairs = true
61  };
62  
63  // Pico DVI Sock (small hat on the bottom) which solders to the end of a Pico
64  static const struct dvi_serialiser_cfg pico_sock_cfg = {
65  	.pio = DVI_DEFAULT_PIO_INST,
66  	.sm_tmds = {0, 1, 2},
67  	.pins_tmds = {12, 18, 16},
68  	.pins_clk = 14,
69  	.invert_diffpairs = false
70  };
71  
72  // The HDMI socket on Pimoroni Pico Demo HDMI
73  // (we would talk about rev B if we had a rev B...)
74  static const struct dvi_serialiser_cfg pimoroni_demo_hdmi_cfg = {
75  	.pio = DVI_DEFAULT_PIO_INST,
76  	.sm_tmds = {0, 1, 2},
77  	.pins_tmds = {8, 10, 12},
78  	.pins_clk = 6,
79  	.invert_diffpairs = true
80  };
81  
82  // Not HDMI Featherwing
83  static const struct dvi_serialiser_cfg not_hdmi_featherwing_cfg = {
84  	.pio = pio0,
85  	.sm_tmds = {0, 1, 2},
86  	.pins_tmds = {11, 9, 7},
87  	.pins_clk = 24,
88  	.invert_diffpairs = true
89  };
90  
91  #endif